Implement better HPACK Huffman code decoder.

net/spdy/hpack/hpack_round_trip_test.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <cmath>
 #include <ctime>
 #include <map>
 #include <string>
 #include <vector>
 
 #include "base/rand_util.h"
 #include "net/spdy/hpack/hpack_constants.h"
 #include "net/spdy/hpack/hpack_decoder.h"
 #include "net/spdy/hpack/hpack_encoder.h"
 #include "net/spdy/spdy_test_utils.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace net {
 namespace test {
 
 using std::map;
 using std::string;
 using std::vector;
 
 namespace {
 
 class HpackRoundTripTest : public ::testing::Test {
  protected:
-  HpackRoundTripTest()
-      : encoder_(ObtainHpackHuffmanTable()),
-        decoder_(ObtainHpackHuffmanTable()) {}
+  HpackRoundTripTest() : encoder_(ObtainHpackHuffmanTable()), decoder_() {}
 
   void SetUp() override {
     // Use a small table size to tickle eviction handling.
     encoder_.ApplyHeaderTableSizeSetting(256);
     decoder_.ApplyHeaderTableSizeSetting(256);
   }
 
   bool RoundTrip(const SpdyHeaderBlock& header_set) {
     string encoded;
     encoder_.EncodeHeaderSet(header_set, &encoded);
@@ skipping 153 matching lines @@
       headers[name] = value;
     }
     EXPECT_TRUE(RoundTrip(headers));
   }
 }
 
 }  // namespace
 
 }  // namespace test
 }  // namespace net